im think is a way u need to put sleep until real person learn 1 of the skill and after enter in museum... and continue... is like
1. Sit in front of npc in sleep mode
2. same mesege in system mabe also open the windows skill alt + k if can to have it in front of your eyes ...msg like " Master please teach me 1 attack skill for continue ... "
3. u learn it pears other messege like " Ok we are ready now... lets continue... " and next step ...